163049260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2053}}^1$

素因数の和:2111

約数の個数: 72

約数和(自身を含む): 394417296

約数和(自身を除く): 231368036

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 361, 380, 418, 722, 836, 1045, 1444, 1805, 2053, 2090, 3610, 3971, 4106, 4180, 7220, 7942, 8212, 10265, 15884, 19855, 20530, 22583, 39007, 39710, 41060, 45166, 78014, 79420, 90332, 112915, 156028, 195035, 225830, 390070, 429077, 451660, 741133, 780140, 858154, 1482266, 1716308, 2145385, 2964532, 3705665, 4290770, 7411330, 8152463, 8581540, 14822660, 16304926, 32609852, 40762315, 81524630, 163049260]

約数ペア:

[(1, 163049260), (2, 81524630), (4, 40762315), (5, 32609852), (10, 16304926), (11, 14822660), (19, 8581540), (20, 8152463), (22, 7411330), (38, 4290770), (44, 3705665), (55, 2964532), (76, 2145385), (95, 1716308), (110, 1482266), (190, 858154), (209, 780140), (220, 741133), (361, 451660), (380, 429077), (418, 390070), (722, 225830), (836, 195035), (1045, 156028), (1444, 112915), (1805, 90332), (2053, 79420), (2090, 78014), (3610, 45166), (3971, 41060), (4106, 39710), (4180, 39007), (7220, 22583), (7942, 20530), (8212, 19855), (10265, 15884)]